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26457030413 = 1113991719217
BaseRepresentation
bin11000101000111101…
…100011111100001101
32112021211120101210022
4120220331203330031
5413140444433123
620053145551525
71624426022312
oct305075437415
975254511708
1026457030413
11102473385a0
1251644a55a5
1326583623a8
1413cdaa2d09
15a4ca801c8
hex628f63f0d

26457030413 has 8 divisors (see below), whose sum is σ = 28882862400. Its totient is φ = 24034639680.

The previous prime is 26457030407. The next prime is 26457030421. The reversal of 26457030413 is 31403075462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26457030413 - 214 = 26457014029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26457030473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 844220 + ... + 874997.

It is an arithmetic number, because the mean of its divisors is an integer number (3610357800).

Almost surely, 226457030413 is an apocalyptic number.

It is an amenable number.

26457030413 is a deficient number, since it is larger than the sum of its proper divisors (2425831987).

26457030413 is a wasteful number, since it uses less digits than its factorization.

26457030413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720627.

The product of its (nonzero) digits is 60480, while the sum is 35.

The spelling of 26457030413 in words is "twenty-six billion, four hundred fifty-seven million, thirty thousand, four hundred thirteen".

Divisors: 1 11 1399 15389 1719217 18911387 2405184583 26457030413